... some of the other chemicals in second-hand smoke, the risk of a stroke, a heart attack or lung cancer is greatly increased and damage can be done to your skin and digestive system as well. Health experts report that they have not yet established a safe level of exposure to second-hand smoke. Understanding that second-hand smoke is made up of 4,000 different ... including lung cancer, and a dramatically increased chance of heart disease according to Yourhealth.com. Other implications include eye, nose and throat irritation, excess phlegm and an affect on the cardiovascular system. People...

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• Approx Pages: 5
• Grade Level: Undergraduate

... 's strength or potency, which is related to the amount of THC it contains. The THC content of marijuana has been increasing since the 1970s. Marijuana can stay in the user's system for several days or several weeks depending on frequency and potency of the drug. The effects on the individual user often vary. The short-term effects of using marijuana are ... alter the effects on an individual. Long-term effects of marijuana can be more serious and damaging than the short-term effects. Marijuana may also promote cancer of the upper digestive tract. Some reports note an increase in cancer o...

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